Surf Forecasts:
How big are the waves at Irmas/Leftpoint today (18 Sep):
- Morning surf: Morning surf (18 Sep, local time) - 7.5ft (2.3m), 8s period with ENE swell.
- Afternoon surf: Afternoon surf (18 Sep, local time) - 3.5ft (1.0m), 17s period with SSW swell.
- Evening surf: Evening surf (18 Sep, local time) - 7ft (2.2m), 8s period with E swell.
The current surf forecast for Irmas/Leftpoint at 8AM is: 2.3m 8s primary swell from a East-northeast direction and 0.9m 18s secondary swell from a South-southwest direction, 0.6m 14s secondary swell from a South-southwest direction (forecast issued at 01:00am September 18). The wind direction is predicted to be cross-onshore.
| Time (HST) & Date | Wave Height | Wave Period |
|---|---|---|
| Morning (18 Sep) | 7.5ft (2.3m) | 8s |
| Afternoon (18 Sep) | 3.5ft (1.0m) | 17s |
| Evening (18 Sep) | 7ft (2.2m) | 8s |
Table - waves today at Irmas/Leftpoint. (Swell directed towards the surf break)
Short Range ForecastMostly dry. Warm (max 27°C on Fri morning, min 25°C on Sun night). Mainly strong winds. | ||||||||||||||||||||||||
Friday 18 | Saturday 19 | Sunday 20 | ||||||||||||||||||||||
2 AM | 5 AM | 8 AM | 11 AM | 2 PM | 5 PM | 8 PM | 11 PM | 2 AM | 5 AM | 8 AM | 11 AM | 2 PM | 5 PM | 8 PM | 11 PM | 2 AM | 5 AM | 8 AM | 11 AM | 2 PM | 5 PM | 8 PM | 11 PM | |
Swell Height Map |  |  |  |  |  |  |  |  |  | |||||||||||||||
Wave Height (m) Direction Period (s) | SSW 18 | SSW 18 | ENE 8 | ENE 8 | SSW 17 | SSW 17 | E 8 | SSW 17 | E 8 | ENE 8 | ENE 7 | ENE 7 | E 8 | E 8 | E 8 | E 8 | E 8 | ENE 8 | ENE 7 | ENE 7 | E 7 | E 7 | ENE 7 | ENE 7 |
Wave Graph  | ||||||||||||||||||||||||
 kJ | 644 | 644 | 561 | 622 | 601 | 580 | 518 | 636 | 617 | 542 | 461 | 611 | 670 | 559 | 612 | 551 | 531 | 461 | 420 | 475 | 480 | 411 | 461 | 503 |
Wind (km/h) | ||||||||||||||||||||||||
Wind State on-shore cross-onshore cross-shore cross-offshore off-shore glassy | cross | cross-on | cross-on | cross-on | cross-on | cross | cross-on | cross-on | cross-on | cross-on | cross-on | cross-on | cross | cross-on | cross-on | cross-on | cross-on | cross-on | cross-on | cross-on | cross | cross | cross | cross-on |
High Tide | 9:21AM0.54m | 9:37PM0.19m | 10:30AM0.55m | 11:10PM0.22m | 11:25AM0.57m | |||||||||||||||||||
Low Tide | 00:44AM0.14m | 6:28PM0.17m | 2:11AM0.15m | 6:51PM0.15m | 3:49AM0.15m | 7:13PM0.13m | ||||||||||||||||||
 | |  | |  | | | |  | | | | | | | | | | | | | | | | |
 | — | 6:18 | — | — | — | — | — | — | — | 6:18 | — | — | — | — | — | — | — | 6:18 | — | — | — | — | — | — |
 | — | — | — | — | — | 6:30 | — | — | — | — | — | — | — | 6:29 | — | — | — | — | — | — | — | 6:29 | — | — |
mm | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — |
Temp °C | 26 | 26 | 26 | 27 | 27 | 27 | 26 | 26 | 26 | 26 | 26 | 26 | 26 | 26 | 26 | 26 | 26 | 26 | 26 | 26 | 26 | 26 | 26 | 25 |
Feels °C | 24 | 25 | 24 | 25 | 25 | 25 | 24 | 24 | 25 | 25 | 23 | 23 | 23 | 23 | 24 | 25 | 25 | 24 | 22 | 22 | 22 | 23 | 23 | 22 |
Swell 1 Height (m) Direction Period (s) | SSW 18 | SSW 18 | SSW 18 | SSW 17 | SSW 17 | SSW 17 | SSW 17 | SSW 17 | SSW 16 | SSW 16 | SSW 16 | SSW 16 | SSW 16 | SSW 16 | SSW 16 | SW 16 | SSW 16 | SSW 16 | SSW 16 | SSW 15 | SSW 15 | SSW 15 | SSW 15 | SSW 15 |
| kJ | 644 | 644 | 480 | 622 | 601 | 580 | 493 | 580 | 539 | 525 | 392 | 382 | 382 | 387 | 387 | 201 | 273 | 346 | 366 | 231 | 296 | 300 | 370 | 365 |
Swell 2 Height (m) Direction Period (s) | SSE 10 | SSE 10 | SSW 14 | SSE 10 | SSE 7 | SSE 6 | SSW 16 | SSW 16 | SSE 7 | SSE 6 | SSE 6 | SSW 18 | SSW 18 | S 18 | S 18 | SSW 14 | SW 16 | SW 15 | SSE 6 | SSW 15 | SW 15 | SW 15 | SW 15 | SW 15 |
| kJ | 9 | 9 | 133 | 9 | 10 | 8 | 50 | 51 | 11 | 8 | 7 | 108 | 106 | 99 | 99 | 113 | 122 | 57 | 7 | 158 | 106 | 104 | 75 | 33 |
Swell 3 Height (m) Direction Period (s) | SW 10 | SW 10 | SSE 10 | W 9 | S 21 | S 21 | SSW 18 | SSE 9 | S 20 | S 20 | S 19 | S 6 | S 13 | SSE 6 | SSE 8 | S 16 | SSW 14 | SSE 6 | SW 15 | SSE 8 | SSE 8 | N 11 | N 11 | NNW 11 |
| kJ | 4 | 4 | 9 | 2 | 34 | 36 | 64 | 7 | 30 | 67 | 66 | 3 | 3 | 6 | 7 | 139 | 37 | 8 | 33 | 6 | 6 | 2 | 2 | 11 |
Wind waves Height (m) Direction Period (s) | ENE 8 | ENE 8 | ENE 8 | ENE 8 | ENE 8 | ENE 8 | E 8 | E 7 | E 8 | ENE 8 | ENE 7 | ENE 7 | E 8 | E 8 | E 8 | E 8 | E 8 | ENE 8 | ENE 7 | ENE 7 | E 7 | E 7 | ENE 7 | ENE 7 |
| kJ | 527 | 534 | 561 | 561 | 481 | 494 | 518 | 636 | 617 | 542 | 461 | 611 | 670 | 559 | 612 | 551 | 531 | 461 | 420 | 475 | 480 | 411 | 461 | 503 |
Nearest Offshore or Glassy | ||||||||||||||||||||||||
Distance (km) | 49 | 50 | 50 | 56 | 200 | 50 | 50 | 56 | 49 | 56 | 56 | 56 | 64 | 56 | 56 | 49 | 49 | 49 | 49 | 56 | 58 | 56 | 56 | 109 |
Best forecast wave conditions in Oahu | ||||||||||||||||||||||||
Best forecast wave conditions in United States | ||||||||||||||||||||||||
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